Search

David Tung

Examiner (ID: 7777, Phone: (571)270-3385 , Office: P/2694 )

Most Active Art Unit
2694
Art Unit(s)
2622, 2629, 2694
Total Applications
641
Issued Applications
363
Pending Applications
53
Abandoned Applications
225

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 7386689 [patent_doc_number] => 20040016632 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-01-29 [patent_title] => 'Methods of making transition metal compounds useful as cathode active materials using electromagnetic radiation' [patent_app_type] => new [patent_app_number] => 10/205748 [patent_app_country] => US [patent_app_date] => 2002-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22083 [patent_no_of_claims] => 87 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0016/20040016632.pdf [firstpage_image] =>[orig_patent_app_number] => 10205748 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/205748
Methods of making transition metal compounds useful as cathode active materials using electromagnetic radiation Jul 25, 2002 Abandoned
10/110573 Method and device for enclosing an electric arc Jul 22, 2002 Abandoned
Array ( [id] => 6314176 [patent_doc_number] => 20020194960 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-12-26 [patent_title] => 'Process of recovering valuable metal' [patent_app_type] => new [patent_app_number] => 10/154980 [patent_app_country] => US [patent_app_date] => 2002-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 7272 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0194/20020194960.pdf [firstpage_image] =>[orig_patent_app_number] => 10154980 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/154980
Process of recovering valuable metal May 27, 2002 Abandoned
Array ( [id] => 6853663 [patent_doc_number] => 20030127164 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-07-10 [patent_title] => 'Iron-base alloy and method for production thereof' [patent_app_type] => new [patent_app_number] => 10/311311 [patent_app_country] => US [patent_app_date] => 2002-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5234 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0127/20030127164.pdf [firstpage_image] =>[orig_patent_app_number] => 10311311 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/311311
Iron-based alloy and method for production thereof Apr 18, 2002 Issued
Array ( [id] => 7331271 [patent_doc_number] => 20040187642 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-09-30 [patent_title] => 'Method of recycling metallic coated scrap pieces' [patent_app_type] => new [patent_app_number] => 10/475176 [patent_app_country] => US [patent_app_date] => 2004-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3804 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0187/20040187642.pdf [firstpage_image] =>[orig_patent_app_number] => 10475176 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/475176
Method of recycling metallic coated scrap pieces Apr 15, 2002 Issued
Array ( [id] => 6760654 [patent_doc_number] => 20030124015 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-07-03 [patent_title] => 'Method for preparing reinforced platinum material' [patent_app_type] => new [patent_app_number] => 10/276322 [patent_app_country] => US [patent_app_date] => 2002-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 6578 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 32 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0124/20030124015.pdf [firstpage_image] =>[orig_patent_app_number] => 10276322 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/276322
Method for preparing reinforced platinum material Apr 11, 2002 Issued
Array ( [id] => 609008 [patent_doc_number] => 07150800 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-12-19 [patent_title] => 'Production method of belt for stainless steel continuously variable transmission belt' [patent_app_type] => utility [patent_app_number] => 10/474990 [patent_app_country] => US [patent_app_date] => 2002-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 4171 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/150/07150800.pdf [firstpage_image] =>[orig_patent_app_number] => 10474990 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/474990
Production method of belt for stainless steel continuously variable transmission belt Mar 21, 2002 Issued
Array ( [id] => 6654767 [patent_doc_number] => 20030077448 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-04-24 [patent_title] => 'Ferromagnetic-metal-based powder, powder core using the same, and manufacturing method for ferromagnetic-metal-based powder' [patent_app_type] => new [patent_app_number] => 10/101735 [patent_app_country] => US [patent_app_date] => 2002-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 21977 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0077/20030077448.pdf [firstpage_image] =>[orig_patent_app_number] => 10101735 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/101735
Ferromagnetic-metal-based powder, powder core using the same, and manufacturing method for ferromagnetic-metal-based powder Mar 20, 2002 Abandoned
Array ( [id] => 6796269 [patent_doc_number] => 20030175142 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-09-18 [patent_title] => 'Rare-earth pre-alloyed PVD targets for dielectric planar applications' [patent_app_type] => new [patent_app_number] => 10/101341 [patent_app_country] => US [patent_app_date] => 2002-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 22 [patent_no_of_words] => 13779 [patent_no_of_claims] => 40 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0175/20030175142.pdf [firstpage_image] =>[orig_patent_app_number] => 10101341 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/101341
Rare-earth pre-alloyed PVD targets for dielectric planar applications Mar 15, 2002 Abandoned
Array ( [id] => 536135 [patent_doc_number] => 07169205 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-01-30 [patent_title] => 'Method for producing a melt iron in an electric furnace' [patent_app_type] => utility [patent_app_number] => 10/468630 [patent_app_country] => US [patent_app_date] => 2002-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4366 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/169/07169205.pdf [firstpage_image] =>[orig_patent_app_number] => 10468630 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/468630
Method for producing a melt iron in an electric furnace Feb 19, 2002 Issued
Array ( [id] => 6813121 [patent_doc_number] => 20030072671 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-04-17 [patent_title] => 'Nanocarbide precipitation strengthened ultrahigh strength, corrosion resistant, structural steels' [patent_app_type] => new [patent_app_number] => 10/071688 [patent_app_country] => US [patent_app_date] => 2002-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 10055 [patent_no_of_claims] => 122 [patent_no_of_ind_claims] => 20 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0072/20030072671.pdf [firstpage_image] =>[orig_patent_app_number] => 10071688 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/071688
Nanocarbide precipitation strengthened ultrahigh strength, corrosion resistant, structural steels and method of making said steels Feb 7, 2002 Issued
Array ( [id] => 7367648 [patent_doc_number] => 20040079195 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-04-29 [patent_title] => 'Method for patterning metal using nanopraticle containing percursors' [patent_app_type] => new [patent_app_number] => 10/450661 [patent_app_country] => US [patent_app_date] => 2003-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 25 [patent_no_of_words] => 20432 [patent_no_of_claims] => 73 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 20 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0079/20040079195.pdf [firstpage_image] =>[orig_patent_app_number] => 10450661 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/450661
Method for patterning metal using nanoparticle containing precursors Dec 16, 2001 Issued
Array ( [id] => 7192402 [patent_doc_number] => 20050163646 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-07-28 [patent_title] => 'Method of forming articles from alloys of tin and/or titanium' [patent_app_type] => utility [patent_app_number] => 10/493803 [patent_app_country] => US [patent_app_date] => 2001-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 4009 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0163/20050163646.pdf [firstpage_image] =>[orig_patent_app_number] => 10493803 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/493803
Method of forming articles from alloys of tin and/or titanium Oct 30, 2001 Abandoned
Array ( [id] => 7367667 [patent_doc_number] => 20040079200 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-04-29 [patent_title] => 'Chromatographic method of separating ruthenium from platium group metals' [patent_app_type] => new [patent_app_number] => 10/415705 [patent_app_country] => US [patent_app_date] => 2003-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2374 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 15 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0079/20040079200.pdf [firstpage_image] =>[orig_patent_app_number] => 10415705 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/415705
Chromatographic method of separating ruthenium from platinum group metals Oct 25, 2001 Issued
Array ( [id] => 530675 [patent_doc_number] => 07172640 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-02-06 [patent_title] => 'Method and device for melting down metal-containing materials' [patent_app_type] => utility [patent_app_number] => 10/021373 [patent_app_country] => US [patent_app_date] => 2001-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 8403 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/172/07172640.pdf [firstpage_image] =>[orig_patent_app_number] => 10021373 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/021373
Method and device for melting down metal-containing materials Oct 21, 2001 Issued
Array ( [id] => 6771725 [patent_doc_number] => 20030015063 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-01-23 [patent_title] => 'Steel making material recycling system' [patent_app_type] => new [patent_app_number] => 09/909487 [patent_app_country] => US [patent_app_date] => 2001-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4866 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 17 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0015/20030015063.pdf [firstpage_image] =>[orig_patent_app_number] => 09909487 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/909487
Steel making material recycling system Jul 19, 2001 Abandoned
Array ( [id] => 7363595 [patent_doc_number] => 20040025636 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-02-12 [patent_title] => 'Assaying method' [patent_app_type] => new [patent_app_number] => 10/332537 [patent_app_country] => US [patent_app_date] => 2003-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 5531 [patent_no_of_claims] => 58 [patent_no_of_ind_claims] => 11 [patent_words_short_claim] => 25 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0025/20040025636.pdf [firstpage_image] =>[orig_patent_app_number] => 10332537 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/332537
Assaying method Jul 11, 2001 Issued
09/889078 Method for dissolution of nitrogen-rich inclusions in titanium and titanium alloys Jul 10, 2001 Abandoned
Array ( [id] => 465526 [patent_doc_number] => 07235117 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-06-26 [patent_title] => 'Porous sulpha sponge iron compound, a process for preparing the same and a method for desulphurizing natural gas therewith' [patent_app_type] => utility [patent_app_number] => 10/479715 [patent_app_country] => US [patent_app_date] => 2001-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1008 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 28 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/235/07235117.pdf [firstpage_image] =>[orig_patent_app_number] => 10479715 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/479715
Porous sulpha sponge iron compound, a process for preparing the same and a method for desulphurizing natural gas therewith Jun 7, 2001 Issued
Array ( [id] => 686407 [patent_doc_number] => 07078122 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-07-18 [patent_title] => 'High efficiency process for treating mixed metal waste' [patent_app_type] => utility [patent_app_number] => 10/048252 [patent_app_country] => US [patent_app_date] => 2000-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4077 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/078/07078122.pdf [firstpage_image] =>[orig_patent_app_number] => 10048252 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/048252
High efficiency process for treating mixed metal waste Jul 24, 2000 Issued
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